ov8830: change full resolution mode to use 4 lanes

ov8830: change full resolution mode to use 4 lanes

BZ: 21601

Change-Id: I1d1b5980947938195330de68abf050963864a84b
Signed-off-by: Tuukka Toivonen <tuukka.toivonen@intel.com>
Reviewed-on: http://android.intel.com:8080/33230
Reviewed-by: Jong-a-lock, Robert <robert.jong-a-lock@intel.com>
Reviewed-by: Kruger, Jozef <jozef.kruger@intel.com>
Reviewed-by: Koski, Anttu <anttu.koski@intel.com>
Tested-by: Koski, Anttu <anttu.koski@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>